MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 293 



In the mountains, at an altitude of 2500 m. 

 Montana: Bozeman, 1887, Tiuecdy, 21J. 



Cymopterus acaulis (Pursh) Rydb. Bot. Surv. Neb. 3 : 38 [III. Fl. 

 2 : 517] ; Selimmi acaide Pursh, Fl. Am. Sept. 732 ; Cymopterus 

 glomeratus^dii. ]o\xYn. Phys. 89: 100 [Man. R. M. 119; Coul- 

 ter & Rose, Rev. 76] . 

 Dry prairies, up to an altitude of 1500 m. 

 Montana: Great Falls, 1886, F. IV. Anderson, //j; and 1887, 



/^. S. Williams, ij. 



Cymopterus montanus Torr. & Gray, Fl. N. Am. i : 624 [111. Fl. 



2: 517; Man. R. M. 119; Bot. Cal. i: 266; Coulter & Rose, 



Rev. 78]. 



Dry prairies, up to an altitude of 3000 m. 



Yellowstone Park: Tzucedy, 1885 (according to Coulter & 

 Rose). 



* Cymopterus glaucus Nutt. Journ. Phila. Acad. 7: 28 [Coulter & 



Rose, Rev. 81]. 



A species with white flowers, deeply concave seed face and tri- 

 pinnate leaves, with crowded, linear-oblong segments and revolute 

 margin. 



Montana : Jocko River, Canbv, i^y. 



CORNACEAE. 



Cornus Canadensis I.. Sp. PL 117 [111. Fl. 2 : 543 ; Man. R. M. 122 ; 



Bot. Cal. I : 274]. 



In woods, up to an altitude of 2500 m. 



Montana: Little Rocky Mts., 1889,/?;-. V. Havard; Spanish 

 Basin, 1896, Flodman, Sgy ; June 28, 1897, Rydberg & Bessey, 4636 ; 

 Belt Mts., 1891, R. S. Williams, 2iy; Deer Lodge Co., 1892, 

 Emma Ware; Lo-Lo Creek, 1880, Watson. 



Cornus stolonifera Michx. Fl. Bor. Am. i : 92 [111. Fl. 2 : 545 ; 



Man. R. M. 122]. 



Along streams, up to an altitude of 2000 m. 



Montana: Spanish Basin, 1896, Flodman, 6g8 ; Bridger Mts., 

 June 14, 1897, Rydberg d- Bessey, 46J4; Emigrant Gulch, Aug. 23, 

 46j^ ; Deev l^odge Co., Jlfiss Fm ma Ware: Columbia Falls, 1892, 

 R. S. Williams; North Box Elder Creek, 1886, 400.', Snowy Moun- 

 tains, 1882, Canby ; Hell Gate, 1880, Watson. 



